Portable sign



FIG. 1 is a perspective view of a portable sign showing my new design;

FIG. 2 is a right side elevational view with the left side being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom view thereof.

The broken line showing of a placard and placard retaining straps in FIGS. 1, 3 and 5 is for demonstrative purposes and forms no part of the claimed design. 

The ornamental design for a portable sign, as shown and described. 